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From: TSUKADA Koutaro <tsukada@ascade.co.jp>
To: Johannes Weiner <hannes@cmpxchg.org>,
	Michal Hocko <mhocko@kernel.org>,
	Vladimir Davydov <vdavydov.dev@gmail.com>,
	Jonathan Corbet <corbet@lwn.net>,
	"Luis R. Rodriguez" <mcgrof@kernel.org>,
	Kees Cook <keescook@chromium.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Roman Gushchin <guro@fb.com>,
	David Rientjes <rientjes@google.com>,
	Mike Kravetz <mike.kravetz@oracle.com>,
	"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
	Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>,
	Anshuman Khandual <khandual@linux.vnet.ibm.com>,
	Marc-Andre Lureau <marcandre.lureau@redhat.com>,
	Punit Agrawal <punit.agrawal@arm.com>,
	Dan Williams <dan.j.williams@intel.com>,
	Vlastimil Babka <vbabka@suse.cz>,
	linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-fsdevel@vger.kernel.org, linux-mm@kvack.org,
	cgroups@vger.kernel.org, tsukada@ascade.co.jp
Subject: [PATCH v2 2/7] hugetlb: support migrate charging for surplus hugepages
Date: Fri, 18 May 2018 13:32:41 +0900	[thread overview]
Message-ID: <48877585-85de-ad4b-6b35-8e6dd24a43c0@ascade.co.jp> (raw)
In-Reply-To: <e863529b-7ce5-4fbe-8cff-581b5789a5f9@ascade.co.jp>

Surplus hugepages allocated for migration also charge to memory cgroup.

Signed-off-by: TSUKADA Koutaro <tsukada@ascade.co.jp>
---
 hugetlb.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 679c151f..2e7b543 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -1687,6 +1687,8 @@ static struct page *alloc_migrate_huge_page(struct hstate *h, gfp_t gfp_mask,
 	if (!page)
 		return NULL;

+	surplus_hugepage_set_charge(h, page);
+
 	/*
 	 * We do not account these pages as surplus because they are only
 	 * temporary and will be released properly on the last reference

-- 
Tsukada

  parent reply	other threads:[~2018-05-18  4:32 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-18  4:27 [PATCH v2 0/7] mm: pages for hugetlb's overcommit may be able to charge to memcg TSUKADA Koutaro
2018-05-18  4:29 ` [PATCH v2 1/7] hugetlb: introduce charge_surplus_huge_pages to struct hstate TSUKADA Koutaro
2018-05-18  4:32 ` TSUKADA Koutaro [this message]
2018-05-18  4:34 ` [PATCH v2 3/7] memcg: use compound_order rather than hpage_nr_pages TSUKADA Koutaro
2018-05-18 17:46   ` Punit Agrawal
2018-05-18 17:51     ` Punit Agrawal
2018-05-21  3:48       ` TSUKADA Koutaro
2018-05-21 14:53         ` Punit Agrawal
2018-05-18  4:36 ` [PATCH v2 4/7] mm, sysctl: make charging surplus hugepages controllable TSUKADA Koutaro
2018-05-18  4:37 ` [PATCH v2 5/7] hugetlb: add charge_surplus_hugepages attribute TSUKADA Koutaro
2018-05-18  4:39 ` [PATCH v2 6/7] Documentation, hugetlb: describe about charge_surplus_hugepages, TSUKADA Koutaro
2018-05-18  4:41 ` [PATCH v2 7/7] memcg: supports movement of surplus hugepages statistics TSUKADA Koutaro
2018-05-21 14:52 ` [PATCH v2 0/7] mm: pages for hugetlb's overcommit may be able to charge to memcg Punit Agrawal
2018-05-22 12:56   ` TSUKADA Koutaro
2018-05-21 18:07 ` Mike Kravetz
2018-05-22 13:04   ` TSUKADA Koutaro
2018-05-22 18:54     ` Michal Hocko
2018-05-24  4:39       ` TSUKADA Koutaro
2018-05-24  8:20         ` Michal Hocko
2018-05-24 12:58           ` TSUKADA Koutaro
2018-05-24 13:24             ` Michal Hocko
2018-05-25  1:51               ` TSUKADA Koutaro
2018-05-22 20:28     ` Mike Kravetz
2018-05-22 13:51 ` Michal Hocko
2018-05-24  4:26   ` TSUKADA Koutaro
2018-05-24  8:27     ` Michal Hocko
2018-05-24 17:45     ` Mike Kravetz
2018-05-25  1:55       ` TSUKADA Koutaro

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